Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
The Wayback Machine - http://web.archive.org/web/20140803230918/http://www.washingtonpost.com/blogs/innovations/wp/2014/07/16/man-made-cows-milk-may-soon-be-a-reality/main.js